NAICS 54133: Engineering Services
NAICS industry
Code facts
- Part of
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54
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541
- 5413
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541
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54
- Codes under it
- 1
- Contract awards
- 6,006 In the last 12 months
- Contract obligations
- $52,797,980,381 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $141,780,085 |
| FY2026 | $44,134,333,334 |
| FY2025 | $52,797,980,381 |
| FY2024 | $53,370,431,860 |
| FY2023 | $48,529,027,567 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Electric Boat Corporation | $7,287,670,192 | |
| 2 | Science Applications International Corporation | $1,399,016,072 | |
| 3 | Booz Allen Hamilton Inc. | $1,391,945,160 | |
| 4 | Caci, Inc. - Federal | $735,326,510 | |
| 5 | BAE Systems Technology Solutions & Services Inc. | $726,372,096 | |
| 6 | Ameresco Inc. | $583,627,599 | |
| 7 | General Dynamics Information Technology, Inc. | $577,514,537 | |
| 8 | The Charles Stark Draper Laboratory, Inc. | $566,797,181 | |
| 9 | General Dynamics Mission Systems, Inc. | $546,242,377 | |
| 10 | HII Mission Technologies Corp | $524,682,808 |
See the full FY2025 ranking of NAICS 54133 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of the Navy | $21,459,207,459 | |
| 2 | Air Force | $7,425,841,690 | |
| 3 | Department of the Army | $6,095,336,360 | |
| 4 | Department of Homeland Security | $1,967,455,499 | |
| 5 | Department of Transportation | $1,783,849,857 | |
| 6 | Office of the Secretary of Defense | $856,455,399 | |
| 7 | Department of Veterans Affairs | $787,180,433 | |
| 8 | Department of Energy | $672,504,712 | |
| 9 | National Aeronautics and Space Administration | $615,935,358 | |
| 10 | Department of Health and Human Services | $285,207,961 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | R425 Engineering and Technical Services | $12,134,734,401 | |
| 2 | 1905 Combat Ships and Landing Vessels | $7,309,111,753 | |
| 3 | R499 Other Professional Services | $5,324,793,906 | |
| 4 |
R408 Program Management/ |
$2,121,999,836 | |
| 5 | C219 Other Architect and Engineering Services | $1,492,599,298 | |
| 6 | AC13 National Defense R&D Services; Department of Defense – Military; Experimental Development | $987,310,641 | |
| 7 | R706 Logistics Support Services | $590,137,646 | |
| 8 | J014 Maintenance, Repair and Rebuilding of Equipment: Guided Missiles | $589,112,181 | |
| 9 | K016 Modification of Equipment: Aircraft Components and Accessories | $491,122,364 | |
| 10 | C211 Architect – Engineer Services (including landscaping, interior layout, and designing) | $484,144,159 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Virginia | $8,358,696,604 | |
| 2 | Connecticut | $7,396,765,601 | |
| 3 | Maryland | $3,765,872,507 | |
| 4 | California | $3,308,980,580 | |
| 5 | District of Columbia | $2,961,402,303 | |
| 6 | Florida | $2,132,712,297 | |
| 7 | Massachusetts | $1,941,660,059 | |
| 8 | Alabama | $1,463,627,098 | |
| 9 | Colorado | $979,836,879 | |
| 10 | Texas | $809,113,651 | |
| 11 | Tennessee | $754,562,545 | |
| 12 | Arizona | $740,462,050 | |
| 13 | Georgia | $720,485,537 | |
| 14 | South Carolina | $680,114,520 | |
| 15 | Pennsylvania | $572,684,756 | |
| 16 | Nevada | $544,731,567 | |
| 17 | New Jersey | $485,847,788 | |
| 18 | Oklahoma | $431,796,745 | |
| 19 | New York | $420,944,508 | |
| 20 | Hawaii | $387,495,587 | |
| 21 | Missouri | $376,397,132 | |
| 22 | Indiana | $357,183,019 | |
| 23 | Utah | $334,205,564 | |
| 24 | Rhode Island | $319,570,662 | |
| 25 | North Carolina | $278,317,861 | |
| 26 | Illinois | $223,694,610 | |
| 27 | New Mexico | $220,218,044 | |
| 28 | Washington | $219,679,416 | |
| 29 | Alaska | $195,001,656 | |
| 30 | Michigan | $171,379,765 | |
| 31 | Ohio | $151,446,942 | |
| 32 | West Virginia | $139,061,718 | |
| 33 | Iowa | $114,885,790 | |
| 34 | Guam | $114,140,219 | |
| 35 | Nebraska | $105,879,641 | |
| 36 | Montana | $83,903,931 | |
| 37 | Louisiana | $70,168,342 | |
| 38 | Minnesota | $59,500,826 | |
| 39 | New Hampshire | $58,909,844 | |
| 40 | Vermont | $57,182,484 | |
| 41 | Kentucky | $56,546,758 | |
| 42 | Mississippi | $54,166,974 | |
| 43 | Idaho | $53,843,168 | |
| 44 | Arkansas | $46,285,686 | |
| 45 | Maine | $41,894,860 | |
| 46 | Oregon | $37,923,947 | |
| 47 | Wisconsin | $36,209,538 | |
| 48 | Kansas | $35,962,712 | |
| 49 | Wyoming | $35,387,503 | |
| 50 | Puerto Rico | $26,109,720 | |
| 51 | South Dakota | $17,739,641 | |
| 52 | North Dakota | $16,131,043 | |
| 53 | Delaware | $5,973,524 | |
| 54 | Northern Mariana Islands | $3,536,426 | |
| 55 | U.S. Virgin Islands | $2,114,650 |
Show all 55
Shares are of everything obligated under NAICS 54133 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 48,362 listed here. See the rest on GovTribe.
Codes under 54133
| NAICS code | Size standard |
|---|---|
| 541330 Engineering Services | $25.5 million in average annual receipts |
Definition
This industry comprises establishments primarily engaged in applying physical laws and principles of engineering in the design, development, and utilization of machines, materials, instruments, structures, processes, and systems. The assignments undertaken by these establishments may involve any of the following activities: provision of advice, preparation of feasibility studies, preparation of preliminary and final plans and designs, provision of technical services during the construction or installation phase, inspection and evaluation of engineering projects, and related services.
Illustrative examples
- Acoustical engineering consulting services
- Acoustical system engineering design services
- Boat engineering design services
- Chemical engineering services
- Civil engineering services
- Combustion engineering consulting services
- Construction engineering services
- Consulting engineers' offices
- Consulting engineers' private practices
- Electrical engineering services
- Engineering consulting services
- Engineering design services
- Engineering services
- Engineers' offices
- Engineers' private practices
- Environmental engineering services
- Erosion control engineering services
- Geological engineering services
- Geophysical engineering services
- Heating engineering consulting services
- Industrial engineering services
- Logging engineering services
- Marine engineering services
- Mechanical engineering services
- Mining engineering services
- Petroleum engineering services
- Traffic engineering consulting services
Show all 27
Quick answers
What is NAICS 54133?
NAICS 54133 is Engineering Services, a NAICS industry in NAICS 54, Professional, Scientific, and Technical Services.
What is the NAICS code for engineers' offices?
The NAICS code for engineers' offices is 541330, Engineering Services. Its SBA small business size standard is $25.5 million in average annual receipts.
What is the NAICS code for engineering services?
The NAICS code for engineering services is 541330, Engineering Services. Its SBA small business size standard is $25.5 million in average annual receipts.
What is the NAICS code for civil engineering services?
The NAICS code for civil engineering services is 541330, Engineering Services. Its SBA small business size standard is $25.5 million in average annual receipts.
What codes are under NAICS 54133?
NAICS 54133 has one code under it with its own GovTribe page, 541330 Engineering Services.
How much do federal agencies spend under NAICS 54133?
Federal contracts under NAICS 54133 obligated $52,797,980,381 in fiscal year 2025 and $198,973,553,227 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 54133?
The contractors with the most obligated under NAICS 54133 in fiscal years 2026 and 2027 are Electric Boat Corporation ($7,287,670,192), Science Applications International Corporation ($1,399,016,072) and Booz Allen Hamilton Inc. ($1,391,945,160).
Which agencies buy the most under NAICS 54133?
The agencies that obligated the most under NAICS 54133 in fiscal years 2026 and 2027 are Department of the Navy ($21,459,207,459), Air Force ($7,425,841,690) and Department of the Army ($6,095,336,360).
Which PSC codes are used with NAICS 54133?
The PSC codes with the most obligated under NAICS 54133 in fiscal years 2026 and 2027 are R425 Engineering and Technical Services, 1905 Combat Ships and Landing Vessels and R499 Other Professional Services.
Where is the work under NAICS 54133 performed?
By place of performance, the states with the most contract obligations under NAICS 54133 over the last 12 months are Virginia ($8,358,696,604), Connecticut ($7,396,765,601) and Maryland ($3,765,872,507).
What is the latest contract opportunity under NAICS 54133?
The latest contract opportunity under NAICS 54133 is C1DA--FY24 A/
On GovTribe
See everything under NAICS 54133
- Federal contract opportunities, awards and IDVs under this code
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